A man exposed and touched himself inappropriately in broad daylight on a train near Stevenage – and transport officers have today appealed for witnesses.

The indecent behaviour happened on a Thameslink service that left London King’s Cross at 5.16pm on Saturday, September 8.

During the journey, near Stevenage station at about 5.40pm, a man exposed and touched himself inappropriately in front a woman who was sat down.

The pervert is described by transport police as a white man with brown hair, who is thought to be in his 30s. He was wearing a black jacket.

Officers are pursuing a number of enquiries and have today appealed for anyone with information to get in touch.

If you were on the train and saw what happened, get in touch with British Transport Police by sending a text to 61016 or calling 0800 40 50 40, quoting reference 479 of September 8.

You can also call Crimestoppers anonymously on 0800 555 111.